Synonyms to fifth column

collaborator, Trojan horse, advertising writer, annalist, apostate, art critic, author, authoress, backslider, belletrist, bibliographer, bolter, coauthor, collaborationist, columnist, compiler, composer, convert, copywriter, creative writer, critic, crypto, dance critic, defector, deserter, diarist, drama critic, dramatist, encyclopedist, essayist, fellow traveler, fifth columnist, fraternizer, free lance, free-lance writer, ghost, ghostwriter, humorist, inditer, literary artist, literary craftsman, literary critic, literary man, litterateur, logographer, magazine writer, man of letters, monographer, mugwump, music critic, newspaperman, novelettist, novelist, pamphleteer, penwoman, poet, prose writer, proselyte, quisling, recidivist, recreant, renegade, renegado, renegate, reversionist, reviewer, runagate, saboteur, scenario writer, scenarist, schismatic, scribe, scriptwriter, seceder, secessionist, security risk, separatist, short-story writer, storyteller, strikebreaker, subversive, technical writer, tergiversant, tergiversator, traitor, turnabout, turncoat, turntail, underground